Under the Basel II operational risk Advanced Measurement Approach for quantifying operational risk losses, banks need to factor external loss data into their internal capital models. The argument is old and has been debated for years but that hasn't prevented the topic of external data resurfacing again and again with risk managers in financial institutions.
In this journal, we look at key practices for implementing external loss data in a banks OpVaR calculations.
In this journal, we look at key practices for implementing external loss data in a banks OpVaR calculations.
